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Finding the Fourth Proportional to 173,891.10, 261,031.05 and 134,622.30

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Solution

The fourth proportional to 173,891.10, 261,031.05 and 134,622.30 is: 202,083.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,891.10 : 261,031.05 = 134,622.30 : x
  2. Step 2: Convert to fraction form
    173,891.10/261,031.05 = 134,622.30/x
  3. Step 3: Cross multiply
    173,891.10x = 261,031.05 × 134,622.30
  4. Step 4: Simplify right side
    173,891.10x = 35,140,600,322.42
  5. Step 5: Solve for x
    x = 35,140,600,322.42/173,891.10
  6. Step 6: Final answer
    x = 202,083.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.